本文主要是介绍iphone上UISwitch控件用法,希望对大家解决编程问题提供一定的参考价值,需要的开发者们随着小编来一起学习吧!
.h文件中声明:
UISwitch * leftSwitch;
@property (nonatomic , retain) IBOutlet UISwitch * leftSwitch;
.m文件中添加:
@synthesize leftSwitch;
viewDidUnload()中添加:
leftSwitch = nil;
dealloc()中添加:
[leftSwitch release];
显示:
leftSwitch.hidden = NO;
隐藏:
leftSwitch.hidden = YES;
通过IBAction方法设置开关
-(IBAction) switchChanged:(id)sender
{
UISwitch * whichSwitch = (UISwitch *)sender;
BOOL setting = whichSwitch.isOn;
[leftSwitch setOn:setting animated:YES];
[rightSwitch setOn:setting animated:YES];
}
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